JPH0740267Y2 - Power switch structure of electric cooking device - Google Patents

Description

[Detailed description of the device] [Industrial applications]

This invention is a power switch structure of an electric cooking device that grates or cuts (slices) cooking ingredients, and more specifically, when the lid that covers the blade disk is attached to the main body case in a regular state. Only relates to a power switch structure that enables ON operation.

[Prior art]

In a conventional electric cooking apparatus, a main body case in which an electric motor is built-in and a drive shaft connected to the electric motor is rotatably supported, and a container which is attached by inserting the drive shaft into the main body case And a blade disk attached to the drive shaft in the container, and a lid that covers the upper end opening of the container. The ON device of the switch member provided in the main body case drives the electric motor to rotate the blade disk, thereby cooking the food material put into the container in a desired state.

[Problems to be solved by the device]

However, in the conventional electric cooking device described above, since the lid disc is not attached to the container and the blade disc can be rotated by the ON device of the switch member even when the blade disc is exposed. However, there is a risk that the operator's finger or the like may come into contact with the blade disk when the food is put in, resulting in injury. The present invention was devised to solve the above-mentioned conventional drawbacks, and the purpose thereof is to enable the ON operation only when the lid is attached to the main body case in a proper state. To provide a power switch structure for an electric cooking device that can improve worker safety.

[Means for solving problems]

Therefore, according to the present invention, a blade disc attached to a drive shaft connected to an electric motor built into the main body case, a lid body attached to the main body case so as to cover the blade disc, and an electric motor ON / OFF. In an electric cooking device including a switch member to be operated, the electric cooking device is attached to a recess formed in a main body case near a lid body, and the inside is divided into first and second spaces by a partition wall having a cutout. A switch case having an opening on a side surface of the second space and a switch case that is movably supported between a power ON position and a power OFF position in the first space of the switch case, and is formed on an upper surface of the switch case at an upper portion. It has a knob that protrudes upward through the slit provided and an operating part that turns the switch member on and off at the bottom, and inserts a notch in the partition wall on the power ON position side. A slide member having a shaft portion capable projects into the second space portion, a second of said switch case
A restricting member that is orthogonal to the moving direction of the slide member in the space and is rotatably supported between a position in front of the notch and a position spaced from the notch, and the restricting member is always the shaft. The elastic member that urges the member to rotate to a position opposite to the end of the shaft, and the shaft for the regulating member that is rotated to the position in front of the notch by the elastic force of the elastic member when the lid is not attached to the main body case. While the slide member is prevented from moving due to the abutment of the portion to hold the switch member in the OFF state, when the lid body is attached to the main body case, an operating piece of the lid body that penetrates into the opening of the second space portion. When the contact member is brought into contact with the elastic member, the restricting member is rotated so as to be separated from the notch against the elastic force of the elastic member so that the slide member can be moved and the switch member is turned on.

[Function of the device]

Since the present invention is configured as described above, when the lid is not attached to the main body case, the regulation member urged by the elastic member is located in front of the shaft portion of the slide member to regulate the movement of the slide member. is doing. Therefore, even if the slide member is moved to the power-ON side in the above state, the slide member cannot be moved, so that the switch power can be kept OFF. On the other hand, when the lid is properly mounted to the main body case and the operating piece enters the opening, the operating piece contacts the regulating member against the elastic force of the elastic member and the end portion of the shaft portion. Is rotated to a position away from the slide member to enable movement of the slide member. Then, in the above state, the slide member is moved to the power-on side to turn on the switch member.

【Example】

An embodiment of the present invention will be described below with reference to the drawings. 1 is an exploded perspective view showing the outline of an electric cooking apparatus, FIG. 2 is a vertical sectional view taken along line II-II of FIG. 1, FIG. 3 is an exploded perspective view showing a switch structure, and FIG. 1 is a cross-sectional view taken along the line IV-IV of FIG. 1, and FIG. 5 is a cross-sectional view taken along the line VV of FIG. 4, and the main body case 3 of the electric cooking device 1 is of a size that can be gripped. It is composed of a cylindrical grip portion 3a and a semicircular mounting portion 3b, and an electric motor 5 and a battery 7 for driving the electric motor 5 are built in the grip portion 3a. A drive shaft 9 is rotatably supported by the mounting portion 3b, and the drive shaft 9 and the electric motor 5 are connected via a gear 11. The drive shaft 9 is driven by the drive of the electric motor 5. Is rotated in a predetermined direction. A switch mechanism 13, which will be described later, is attached to the upper surface of the grip portion 3a on the distal end side. A substantially circular dish member 15 is detachably attached to the front surface of the attachment portion 3b. A through hole 15e is formed in the center of the flat surface of the dish member 15, and the drive shaft 9 is inserted into the through hole 15e. A standing wall 15a is integrally formed on the outer periphery of the dish member 15, and a discharge notch 15b is formed at the tip of the standing wall 15a. An engaging portion 15c is formed on the bottom surface of the tip end portion of the dish member 15 so as to be engageable with the tip end of the mounting portion 3b. Further, an engagement protrusion 15d is provided at the rear end of the upright wall 15a and engages with an engaged portion 3c (shown in FIG. 2) provided at the boundary between the grip 3a and the attachment 3b. It is possible. A blade disk 17 is attached to the drive shaft 9 through which the through hole 15e is inserted.
Is detachably attached. The supporting rib body 17a of the blade disc 17 is formed in a ring shape having an opening, and a boss 17b is integrally formed at the center thereof so as to be fitted into the drive shaft 9. A scraping plate 17d is integrally formed on the bottom surface of the blade disk 17 at a height where the lower end thereof is close to the upper surface of the dish member 15. The support rib body 17
A support part 17c is provided at a position eccentric from the center of the a, and a shaft part 19a of a cutter board 19 is rotatably supported by the support part 17c. A large number of protruding blades 19b are provided on the upper surface of the cutting board 19. A lid 21 is attached to the dish member 15 in which the blade 19 is attached to the drive shaft 9 so as to cover the blade 19.
A hanging wall 21b is integrally formed on the outer periphery of the flat portion 21a of the lid body 21, and a discharging notch 21c is provided in the hanging wall 21b corresponding to the discharging notch 15b. A discharge guide portion 21d is integrally formed on both sides of the discharge notch 21c and the flat surface portion 21a. An operating piece 23 having a recess 23a in the middle is integrally formed at the rear end of the hanging wall 21b. An engaging portion 21e is provided on the hanging wall 21b so as to be able to engage with an engaged portion 15f provided on the standing wall 15a.
A charging cylinder portion 21f is integrally formed on the flat surface portion 21a of the lid body 21 so as to communicate with the inside at a position deviated from the center, and a cooking member is attached to the upper surface of the cutting board 19 via the charging cylinder portion 21f. It is thrown in. A recess 3d is formed on the upper surface of the tip of the grip 3a, and an engagement hole 3e is formed on the bottom surface along the inner wall of the recess 3d. An entry opening 25 is provided between the tip of the recess 3d and the side surface of the grip 3a so that the operating piece 23 can enter. On the bottom surface of the recess 3d, a pair of electrodes 27a and 27b forming a switch member are attached with an insulating plate 29 interposed therebetween. The electrodes 27a and 27b are arranged so that their tips are inclined upward and face each other with a required interval. The switch case 31 of the switch mechanism 13 is mounted in the recess 3d. An engaging claw portion 31a is provided on the side wall of the switch case 31, and slits 31b are provided on both sides thereof, and the engaging hole 3e is formed.
Are integrally formed so as to be engaged with. A partition wall 31c is provided at the tip of the switch case 31, and the lower end thereof is provided with the recess 3
A notch 31d is formed in a part of the partition wall 31c so as to be in contact with the bottom surface of d. The interior of the switch case 31 is partitioned by the partition wall 31c into a rear (left side in FIG. 4) first space portion and a front (right side in FIG. 4) second space portion. A packing 33 as a first airtight member having a through hole 33a at the center is attached to the notch 31d. Further, the tip wall 31e of the switch case 31 and the partition wall 31c
A support shaft 35 is mounted above the notch 31d in a second space formed by the above, and a restricting plate 37 as a restricting member is provided on the support shaft 35 with its free end positioned in front of the notch 31d. The notch 31d is supported so as to rotate between a position separated from the front surface of the notch 31d. One end of the wire spring 39 hooked on the inner surface of the switch case 31 is hooked on the restricting plate 37, and the elastic force of the wire spring 39 constantly causes the restricting plate 37 to move.
The 37 is rotationally biased so as to be located in front of the through hole 33a of the packing 33. The slide member 41 is provided in the recess in the switch case 31.
It is movably supported within 3d. The slide member 41
Elastic pieces 41f are formed on both sides of each through long holes 41b,
Engaging projections 41a are integrally formed on both side surfaces of the elastic piece 41f. The engaging protrusion 41a is formed between the first recess 31f at the power-off position and the power-on position formed on the inner surface of the switch case 31 by the elastic force of the elastic piece 41f that elastically deforms as the slide member 41 moves. The second recesses 31g are respectively engaged. A shaft portion 41c is formed at the front end of the slide member 41 so as to be inserted into the through hole 33a. Further, an operating portion 41d is provided on the bottom surface of the slide member 41,
When the slide member 41 is moved forward, the operating portion 41d is in contact with the electrode 27a and elastically deformed so as to contact the other electrode 27b. A mounting portion 41e is provided on the upper surface of the slide member 41, and the mounting portion 41e projects to the outside through a slit 31h provided on the upper surface of the switch case 31. A waterproof sheet 43 as a second airtight member is disposed between the inner surface of the switch case 31 and the upper surface of the slide member 41 so as to be in close contact with each other. A switch button 45 is attached to the attachment portion 41e protruding from the upper surface of the switch case 31 to the outside. Next, the operation of the electric cooking apparatus 1 configured as described above will be described with reference to FIGS. 6 to 8. 6 and 7 are explanatory views showing the rotation state of the regulation plate 37,
FIG. 8 is an explanatory view showing a moving state of the slide member 41, and FIG.
The figure is an explanatory view showing the ON state of the power switch.
When the cover 21 is not attached to the main body case 3, the front surface of the cutout 31d of the regulation plate 37, which is biased by the elastic force of the wire spring 39 and rotated in the A direction shown by the solid arrow in FIG. The slide member 41 is located at the position where it cannot move. Therefore, even if the switch button 45 is operated to move in the power ON direction, the shaft portion 41c comes into contact with the regulation plate 37 and the slide member 41
In order to regulate the movement of the electrodes, the electrodes 27a and 27b are kept in a non-contact state, that is, in a power OFF state. When the power is turned off, the engaging protrusion 41a of the slide member 41 is not attached to the first recess 3
The moving state of the slide member 41 at the power OFF position is retained by engaging with 1f. In the above state, with the upper surface of the mounting portion 3b of the main body case 3, the engaging portion 15c is engaged with the tip end portion of the mounting portion 3b while the engaging projection 15d is engaged with the engaged portion 3c. 15 is installed. At this time, the drive shaft 9 is inserted into the through hole 15e. Next, the drive shaft 9 is inserted into the boss 17b, and the blade disc 1
7 is installed. The lid 21 is rotated in the B direction shown by the solid line arrow in FIG. 6 with the upper end of the dish member 15 and the lower end of the lid 21 aligned with the blade disk 17 attached. Then, the lid 21 is attached to the dish member 15 by the engagement between the engaging portion 21e and the engaged portion 15f. This lid
When the operating piece 23 enters the intrusion opening 25 in accordance with the turning operation of the moving piece 21, the operating piece 23 comes into contact with the regulation plate 37 and resists the elastic force of the wire spring 39, so that the solid arrow shown in FIG. Rotate in the C direction. As a result, the regulation plate 37 is moved to a position away from the front surface of the cutout 31d, and the shaft portion 41c is made to face the recess 23a. As a result, the slide member 41 can be moved. In order to rotate the blade disc 17 in order to grate the cooking ingredients thrown in from the throwing-in cylindrical portion 21f, when the switch button 45 is moved in the direction indicated by the solid arrow D in FIG. 8 in the above state, The shaft portion 41c moves into the recess 23a to move the slide member 41. At this time, the elastic piece 41f is elastically deformed as the slide member 41 moves, and the engaging projection 41a and the first concave portion are formed.
After the engagement with 31f is released, the engagement protrusion 41a and the second recess 31g are engaged with each other as shown in FIG. 8, and the moving state of the slide member 41 at the power ON position is maintained. Further, as shown in FIG. 9, the operation part is moved along with the movement of the slide member 41.
41d pushes one electrode 27a downward to contact the other electrode 27b. As a result, the power switch is turned ON, and the electric disk 5 rotationally driven rotates the blade disk 17 in a desired direction. Then, the cooking ingredients put in by the knife board 19 of the rotating knife disk 17 are grated. At this time, since the blade disk 19 is rotated while being in contact with the cooking material at an offset position with respect to the center of rotation of the blade disk 17, the protruding blade
The fibers of the cooking material entangled in 19b are cut. And the grated cooking material, the lid 21 and the wall surface of the plate member 15,
After being moved to the plate member 15 through the gap between the supporting ribs 17a and the supporting ribs 17a, the scraping plate 17d moves the discharge notch 15b to the outside. When the grated cooking material passes between the blade disc 17 and the blade disk 17 along the wall surface, the cooking material causes a resistance between the blade disk 17 and the lid body 21, so that the lid body 21 A stress is generated to return to the E direction of the broken line arrow shown in the figure, but the shaft portion 41c of the slide member 41 that has moved along with the ON operation of the power switch enters the recess 23a of the operating piece 23 and the lid body twenty one
Since the rotation is stopped, the lid 21 is prevented from coming off the dish member 15. To turn off the power switch after cooking, switch button 4
An elastic piece that is elastically deformed with the movement of the slide member 41 when 5 is operated to move in the F direction of the dashed arrow shown in FIG.
After the engagement between the second recess 31g and the engagement protrusion 41a is released by 41f, the engagement protrusion 41a engages with the first recess 31f and the power source OF
Held in F position. Further, as the slide member 41 moves, the shaft portion 41c comes out of the recess 23a and the engagement is released.
As a result, the lid bag body 21 can be rotated in the E direction of the broken line arrow shown in FIG. At this time, when the contact of the operating portion 41d of the slide member 41 with the electrode 27a located above is released, the elastic force of the electrode 27a separates it from the electrode 27b, so the power switch is turned off. When the lid 21 is rotated in the E direction indicated by the dashed arrow in FIG. 7, the engagement between the engaging portion 21e and the engaged portion 15f is released, and the dish member 15 is removed from the lid 21. Be done. Further, after removing the blade disk 17 from the drive shaft 9 in accordance with the above-mentioned operation, the dish member 15 is removed from the mounting portion 3b. After the cooking work, the lid 21, the blade disk 17, the plate member
It is necessary to wash the cooking material attached to 15 and the mounting portion 3b with water. Particularly, when the mounting portion 3b is washed with water, the switch mechanism 13 is inserted through the shaft portion 41c and the slit 31h of the switch case 31.
Although there is a risk that water will enter the inside,
If so, use packing 33 and switch case 31
Since the slit 31h is waterproofed by the waterproof sheet 43, intrusion of water into the switch mechanism 13 is prevented. As described above, in this embodiment, the switch mechanism 13 can be turned on only when the lid body 21 is attached in a normal state. Further, since the shaft portion 41c is waterproofed by the packing 33 and the slit 31h of the switch case 31 is waterproofed by the waterproof sheet 43, it is possible to prevent water from entering the switch mechanism 13 at the time of washing with water and electrically insulate the switch mechanism 13. You can keep your sex. The above description has been made with the hand-held electric cooking device that directly holds the grip portion 3a of the main body case 3 to cook the cooking member, but the switch button is turned on only when the lid is attached.
It can be implemented even with a table-top electric cooking device equipped with an operable power switch. Further, in the above description, one blade board 19 is rotatably supported at the eccentric position of the supporting rib body 17a and the cooking material is grated, but a plurality of blade boards are provided at the eccentric position of the supporting rib body 17a. , Each of which is rotatably supported and grate the cooking ingredients as the blade disc rotates, or one or a plurality of blades are attached to the supporting disc of the blade disc and the cooking ingredients are sliced by the blades. It may be.

[Effect of device]

Therefore, according to the present invention, the ON operation can be performed and the safety of the operator can be achieved only when the lid is attached to the main body case in a proper state.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing the outline of an electric cooking apparatus. FIG. 2 is a vertical sectional view taken along the line II-II in FIG. FIG. 3 is an exploded perspective view showing the switch structure. FIG. 4 is a sectional view taken along the line IV-IV in FIG. FIG. 5 is a sectional view taken along the line VV of FIG. 6 to 9 are explanatory views showing the operation. In the figure, 1 is an electric cooking device, 3 is a main body case, 9 is a drive shaft,
13 is a switch mechanism, 17 is a blade disk, 21 is a lid, 23 is an operating piece, 25 is an intrusion opening, 27a and 27b are electrodes constituting a switch member, 31 is a switch case, 31d is a notch, 31h is a slit, 33 Is a packing as a first airtight member, 33a is a through hole, 37 is a restricting plate as a restricting member, 39 is a wire spring as an elastic member, 41 is a sliding member, 41c is a shaft part, 41d is an operating part, and 43 is A waterproof sheet as a second airtight member and a switch button 45.

Claims (2)

[Scope of utility model registration request] 1. A cutter disc mounted on a drive shaft connected to an electric motor built into a main body case, a lid body attached to the main body case so as to cover the cutter disc, and an electric motor ON / OFF operation. In the electric cooking device having a switch member for allowing the switch member to be attached, the interior of the electric cooking device is attached to a recess formed in the main body case near the lid, and the inside is divided into the first and second space portions by the division wall having a notch. A switch case having an opening on the side surface of the two spaces, a power ON position and a power OF in the first space in the switch case.
It is movably supported between the F position and the upper part has a knob part that penetrates the slit formed on the upper surface of the switch case and protrudes upward.
In the second space portion of the switch case, a slide member having an operation portion for performing an OFF operation, and having a shaft portion that can penetrate into the second space portion through the notch of the partition wall on the power ON position side. A restricting member that is orthogonal to the moving direction of the slide member and is rotatably supported between a position in front of the notch and a position spaced from the notch, and the restricting member is always the end of the shaft portion. When the lid is not attached to the main body case, the elastic member elastically exerts an elastic force on the shaft member against the restricting member that is rotated to the position in front of the notch. The slide member cannot be moved by the contact, and the switch member is held in the OFF state, while the cover member comes into the opening of the second space when the cover member is attached to the main body case, and abuts against the operating piece of the cover member. Due to the elasticity of the elastic member Power switch structure for ON operation of the switch member to allow movement of the slide member is rotated so as to be separated from the notch against the. 2. A first airtight member having a through hole for inserting a shaft portion is attached to a notch of a partition wall of the switch case, and a sheet-shaped second member is provided between the switch case and the slide member. The power switch structure according to claim 1, wherein an airtight member is attached to the utility model.